Masculine dossier · first seen 1912
Mitsuo
Extinct
Near statistical disappearance
Peak era
1925
Peak births
40
Current vitality
Dormant
Peak generation
Greatest Generation
Quick answers about Mitsuo
How rare is Mitsuo?
Mitsuo has not appeared in SSA records since 1940. It is effectively extinct as a new baby name — no boys received it in the latest available data.
How old is the typical Mitsuo?
The median age of a living American named Mitsuo is approximately 95 years, with most bearers falling between 92 and 97 years old.
Is Mitsuo still popular?
No. Mitsuo is extinct in new births; the SSA last recorded it in 1940.
Where is Mitsuo most common?
Mitsuo has its strongest geographic signal in Hawaii, where it appears 297.7× more often than the national baseline.
1912Peak 19252025
Peak year
1925
Decline from peak
100%
2025
0
All-time
521